Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6665420 | Message authentication code with improved error tolerance | Liehua Xie, Arianne M. Lewis, Evert Basch | 2003-12-16 |
| 6606393 | Message authentication code using image histograms | Liehua Xie, Arianne M. Lewis, Evert Basch | 2003-08-12 |
| 6556689 | Watermarking methods for digital images and videos | Xiang-Gen Xia, Charles Boncelet | 2003-04-29 |
| 6512836 | Systems and methods for etching digital watermarks | Liehua Xie, Arianne M. Lewis, Evert Basch | 2003-01-28 |